Carneoie Inst. Washdjgton Pub. 508 — Dorf, Pakt II 



Plate 6 



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10 



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12 



Fio 1-SeWinWIo? jalcaUi Lesquereux. Plesiotype. U. C. Fios. 4-ll-Sr9»ota dakolensis Brown. Plesiotypes. U. C. 



Mus. PalaK)bot., No. 2459. M"''- Pala-obot., Nos. 2461-2468. 



FiQ. 2— Kgime/NTn sp. X 3. U, C. Mus. PaliEobot., No. 2457. Via. \2SabatiUs moula„a (Kna^Uon) Dorf. Plesiotype. 

 FiG. 3 — Equisetum sp. U. C. Mus. PalsEobot., No. 2458. 



U. C. Mus. Palaeobot., No. 2486. 



